Merge master.

[dcpomatic.git] / src / lib / audio_source.cc

diff --git a/src/lib/audio_source.cc b/src/lib/audio_source.cc
index 53b0dda1500a705ac314d9a5c5bd314c896140ba..99b59759d07eac7250126429515f7c00863f9677 100644 (file)
--- a/src/lib/audio_source.cc
+++ b/src/lib/audio_source.cc
@@ -21,10 +21,20 @@
 #include "audio_sink.h"
 
 using boost::shared_ptr;
+using boost::weak_ptr;
 using boost::bind;
 
+static void
+process_audio_proxy (weak_ptr<AudioSink> sink, shared_ptr<AudioBuffers> audio)
+{
+       shared_ptr<AudioSink> p = sink.lock ();
+       if (p) {
+               p->process_audio (audio);
+       }
+}
+
 void
 AudioSource::connect_audio (shared_ptr<AudioSink> s)
 {
-       Audio.connect (bind (&AudioSink::process_audio, s, _1));
+       Audio.connect (bind (process_audio_proxy, weak_ptr<AudioSink> (s), _1));
 }